s/HTTP_PROXY='http\:\/\/127\.0\.0\.1\:7890'/HTTP_PROXY=''/
s/HTTPS_PROXY='http\:\/\/127\.0\.0\.1\:7890'/HTTPS_PROXY=''/
s/ALL_PROXY='socks5\:\/\/127\.0\.0\.1\:7890'/ALL_PROXY=''/
s/http_proxy='http\:\/\/127\.0\.0\.1\:7890'/http_proxy=''/
s/https_proxy='http\:\/\/127\.0\.0\.1\:7890'/https_proxy=''/
s/all_proxy='socks5\:\/\/127\.0\.0\.1\:7890'/all_proxy=''/
